百度试题 结果1 题目1. If a is a real number, then a is also a ___.相关知识点: 试题来源: 解析 complex number 实数是复数的一种特殊形式,它只包含实部,虚部为零。因此,任何实数都是复数。所以,空白处应该填入 复数。反馈 收藏
8. If a is a real number and n is an integer, then |a"| = |a|" 相关知识点: 试题来源: 解析 case1:If a≥0,,thus case2:If a<0,if n is even,then and thus =if n is odd,,therefore we know when s is a real number and n is an integer 反馈 收藏 ...
Give an example of a real number. What are the types of real numbers? Let x and y be real numbers. If (x + y i) - (2 - 3 i) = -6 + 4 i, what are the values of x and y? What types of numbers are NOT real numbers?
What is a real number? Imaginary Numbers: Imaginary numbers are also called complex numbers. When imaginary numbers are squared, the result is a negative number. Imaginary numbers are used in certain calculations, such as quadratic equations. They are the result of a real number multiplied by i...
In mathematics, ais almost any number you would use in real life. Real numbers include whole numbers (such as 1, 2, 3), rational decimal numbers (32.3), irrational numbers (π), and negative numbers (-4). They are called "real" to differentiate them from "imaginary" (or "complex") ...
Given 也 is a real number, and |l-m|=|m|+l, simplify an algebraic expression, then J醵碧-2梆+1二() A. |m|-l B. -|m| +1 C. m-l D. -m+1 E. simplify:化简;algebraic expression:代数式) 相关知识点: 试题来源: 解析 [思路分析]很明显J飕冒-2瞧+1=1腕T|,即本题的关键就...
such that there exists a positive real number b such that all the roots of the polynomial x3−ax2+bx−a are real. In fact, for this value of a the value of b is unique. What is the value of b?( ) A.8 B.9 C.10 D.11 E.12 相关知识点: 试题...
您能否送您的中国名字pinyin ?[translate] aroot rechtel 根rechtel[translate] aAfter earthquake picture 在地震图片以后[translate] awhere d is a real number, as opposed to an integer (Baillie 1996). 那里d是一个实数,与整数 (Baillie相对1996年)。[translate]...
A real number is any positive or negative number available within the entire mathematical range of numbers. Real numbers include whole numbers, rational numbers, irrational numbers and virtually any type of number that is not an imaginary number or that can’t be computed or processed logically. ...
Real Numbers:Real numbers are any numbers that do not contain any imaginary components. Sets of real numbers can be plotted as points located on the real coordinate plane.Answer and Explanation: Non-real numbers are also called imaginary numbers. Imaginary numbers possess an imaginary component, ...